X1140 - Video projector ACER - Free user manual and instructions
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| Product Type | Video Projector |
| Brand | Acer |
| Model | X1140 |
| Display Technology | DLP |
| Native Resolution | SVGA (800x600) |
| Brightness | 2700 ANSI Lumens |
| Contrast Ratio | 13000:1 |
| Lamp Type | Osram P-VIP 190W |
| Lamp Life (Normal Mode) | 3500 hours |
| Lamp Life (Eco Mode) | 5000 hours |
| Zoom Ratio | 1.1x |
| Throw Ratio | 1.95 - 2.15:1 |
| Projection Size | 23 to 300 inches |
| Keystone Correction | ±40° (Vertical) |
| Input Interfaces | VGA, S-Video, Composite Video, Audio In (3.5mm) |
| Output Interfaces | Audio Out (3.5mm), USB (for mouse control) |
| Dimensions (W x H x D) | 284 x 78 x 234 mm |
| Weight | 2.5 kg |
| Power Consumption | 245W (Normal), <1W (Standby) |
| Noise Level (Normal) | 30 dBA |
| Noise Level (Eco) | 26 dBA |
| Speaker | Built-in 2W Mono |
| Cleaning | Use a soft, dry cloth. Clean lens with lens cleaning paper. |
| Safety | Do not look directly at the lens. Ensure proper ventilation. |
| Spare Parts | Replacement lamp (model: MC.JLV11.001) available from Acer |
Frequently Asked Questions - X1140 ACER
What is the native resolution of the Acer X1140?
The native resolution is SVGA (800x600).
How do I replace the lamp?
Turn off the projector, unplug it, and let it cool for at least 45 minutes. Remove the lamp cover, unscrew the lamp module, and install the new lamp (model MC.JLV11.001). Tighten screws and replace the cover.
What inputs are available on the projector?
It has VGA, S-Video, Composite Video, and a 3.5mm audio input.
How can I clean the lens?
Use a soft, dry cloth or a lens cleaning paper. Do not use any liquid cleaners or abrasive materials.
What is the lamp life?
Lamp life is approximately 3500 hours in normal mode and 5000 hours in eco mode.
Can I connect a laptop to this projector?
Yes, use a VGA cable to connect your laptop’s VGA port to the projector’s VGA input.
What is the throw distance for a 100-inch screen?
The throw ratio is 1.95-2.15:1, so for a 100-inch diagonal screen, the distance is approximately 3.9 to 4.3 meters.
Does it support 3D?
No, the Acer X1140 does not support 3D projection.
How do I adjust the keystone?
Press the Keystone button on the remote or the control panel, then use the arrow keys to adjust vertical distortion up to ±40°.
What should I do if the projector doesn't turn on?
Check the power cable connection, ensure the power button is pressed, and verify that the lamp cover is properly closed. If the indicator light is red, the lamp may need replacement.
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